ASRock H61M/U3S3 Intel H61 Micro ATX DDR3 1333 Motherboard Processor: Socket 1155 Support Intel Core i7/ i5/ i3 Processor; Supports Intel Turbo Boost Technology; Supports Intel K-Series unlocked CPU; Supports Hyper-Threading Technology Memory: 2x 240pin DDR3-1333/1066 DIMMs, Dual Channel, Non-ECC/Un-buffered, Max Capacity up to 16GB Slots: 1x PCI-Express 2.0 x16 Slot; 1x PCI Express 2.0 x1 Slot; 2x PCI Slots SATA: 4x SATA2 Ports; 2x SATA3 Ports Ports: 8x USB 2.0 Ports(4 rear, 4 by headers); 2x USB 3.0 ports; 2x PS/2 Ports; 1x HDMI Port; 1x DVI Port; 1x VGA Port; 1x RJ45 LAN Port; Audio I/O Jacks Processor:Socket 1155 Support Intel Core i7/ i5/ i3 Processor; Supports Intel Turbo Boost Technology; Supports Intel K-Series unlocked CPU; Supports Hyper-Threading Technology Memory: 2x 240pin DDR3-1333/1066 DIMMs, Dual Channel, Non-ECC/Un-buffered, Max Capacity upto 16GB Slots: 1x PCI-Express 2.0 x16 Slot; 1x PCI Express 2.0 x1 Slot; 2x PCI Slots SATA: 4x SATA2 Ports; 2x SATA3 Ports Ports: 8x USB 2.0 Ports(4 rear, 4 by headers); 2x USB 3.0 ports; 2x PS/2 Ports; 1x HDMI Port; 1x DVI Port; 1x VGA Port; 1x RJ45 LAN Port; Audio I/O Jacks Audio: Realtek ALC662 5.1-Channel HD Audio CODEC Chipset: Intel H61; LAN: Atheros AR8151 PCI-Express x1 Gigabit Ethernet Controller, Supports Wake-On-LAN; Form Factor: Micro ATX, 9.6 x 8.6 inch / 24.4 x 21.8 cm Power Connector: 1x 24pin main power, 1x 8pin CPU power